a{
    text-decoration:none;
}
.content{
    width: calc(90% - 2px);height: calc(90% - 2px);
    overflow:auto;
    border: gainsboro solid 1px;
}
.content::-webkit-scrollbar {
    display: none;/*隐藏滚动条*/
}
.aside::-webkit-scrollbar {
    display: none;/*隐藏滚动条*/
}
.p{
    margin-left: 10%;
    color:black;
}
.pp{
    margin-left: 10%;
    color: ghostwhite;
    background-color: darkgray;
}
.ppp{
    margin-left: 10%;
    color: orange;
}
